Decimals, Fractions and Percents-

ANTWAN AND ANTONIA

Table of contents

1. NOTES

2. Quiz

3. Word problem

4. References

5. Smart Board presentation

Writing Fractions and decimals as Percents

Writing Fractions to Percents-

You will write the fraction into a decimal, then turn the decimal to a percent.

Writing a decimal to a Percent you will move the decimal point over two spaces to the right.

*a percent is a ratio that compares a number to 100*

*if your fraction's denominator isn't 100 convert the denominator to 100*

Practice Quiz -10 questions-

1] Write .05 as a percent.

A] 5%

B} 50%

C} .5%

D] .005%

2] Write .75 as a percent and choose an answer.

A] .0075%

B] 7.5%

C] 750%

D] 75%

3] Write 9/20 as a percent.

A] .45%

B] 45%

C] 4.5%

D] .45%

4] Write 12/25 as a percent.

A] 48%

B] 4.8%

C] .48%

D] 480%

5] Change .234 to a percent.

A]234%

B] .234%

C] 23.4%

D} 2.34%

6] change 1/8 to a decimal

A] .125

B] 1.25

C] 5.21

D] .0125

7] change 5/10 to a percent

A]50%

B]500%

C]5%

D]0.5%

8] change .345 to a fraction

A] 345/1000

B]69/200

C] 45/200

D 34.5/100

9] change 40% to a fraction

A] 40/100

B] 20/50

C] 2/5

D] 10/25

10] change 234% to a decimal

A] 23.4

B] 2.34

C] .234

D] 2.34

Word Problem-

Chipper Jones on base percentage is .435. This means: He was on base how much percent of the time?

KEY/ ANSWERS-

A

D

B

A

C

A

A

B

C

D

43.5%

For more practice you can go to

www.aaamath.com/

www.phschool.com/mathresearch

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